Text in force at CS27-10: from CS27-0, effective 14 Nov 2003.
Each compartment containing any part of the powerplant installation must have provision for ventilation and drainage of flammable fluids. The drainage means must be:
(a) Effective under conditions expected to prevail when drainage is needed; and
(b) Arranged so that no discharged fluid will cause an additional fire hazard.
ED Decision 2003/015/RM · Source